InChI=1/C21H17N5O4S/c22-21(23)26-31(29,30)13-10-8-12(9-11-13)24-20(28)16-6-3-5-15-18(16)25-17-7-2-1-4-14(17)19(15)27/h1-11H,(H,24,28)(H,25,27)(H4,22,23,26)/f/h24-25H,22-23H2 C27E886A2516066A